(1) chose four images: "Jiao Xiao", "Morning Frost", "Residual Tide" and "Bright Moon" to create a sad artistic conception, which integrated the author's thinking of being detained in the South China Sea for many years.
William compared homecoming to a hundred flowers in bud. Every spring, his heart is stimulated, resulting in homesickness, which is like a hundred flowers pushed away by the spring breeze, competing in full bloom involuntarily. It vividly and aptly shows the poet's strong confusion and irresistible homesickness, and vividly reveals the mood of spring outing.
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